chore: merge Fix/742 migrate doctest to jest (#749)

* Remove QuickSelect doctest

There are more Jest test cases already.

* Remove AverageMedian doctest

Already migrated to jest

* Migrate doctest for BinaryExponentiationRecursive.js

(also remove inline "main" test method)

* Migrate doctest for EulersTotient.js

(also remove inline "main" test method)

* Migrate doctest for PrimeFactors.js

(also remove inline "main" test method)

* Migrate doctest for BogoSort.js

Re-write prototype-polluting helper methods, too.

(also remove inline test driver code)

* Migrate doctest for BeadSort.js

(also remove inline test driver code)

* Migrate doctest for BucketSort.js

(also remove inline test driver code)

* Migrate doctest for CocktailShakerSort.js

(also remove inline test driver code)

* Migrate doctest for MergeSort.js

(also remove inline test driver code)

* Migrate doctest for QuickSort.js

(also remove inline test driver code)

* Migrate doctest for ReverseString.js

(also remove inline test driver code)

* Migrate doctest for ReverseString.js

* Migrate doctest for ValidateEmail.js

* Migrate doctest for ConwaysGameOfLife.js

(remove the animate code, too)

* Remove TernarySearch doctest

Already migrated to jest

* Migrate doctest for BubbleSort.js

(also remove inline test driver code)

* Remove doctest from CI and from dependencies

relates to #742
fixes #586

* Migrate doctest for RgbHsvConversion.js

* Add --fix option to "standard" npm script

* Migrate doctest for BreadthFirstSearch.js

(also remove inline test driver code)

* Migrate doctest for BreadthFirstShortestPath.js

(also remove inline test driver code)

* Migrate doctest for EulerMethod.js

(also remove inline test driver code)

Move manual test-code for plotting stuff in the browser in a distinct file, too. Those "*.manual-test.js" files are excluded from the UpdateDirectory.mjs script, as well.

* Migrate doctest for Mandelbrot.js

(also remove inline test driver code & moved manual drawing test into a *.manual-test.js)

* Migrate doctest for FloodFill.js

* Migrate doctest for KochSnowflake.js

(also move manual drawing test into a *.manual-test.js)

* Update npm lockfile

* Update README and COMMITTING with a few bits & bobs regarding testing & code quality

String/ReverseWords.js

@@ -1,19 +1,3 @@
-/*
-*  Doctests
-*
-* > reverseWords('I Love JS')
-*  'JS Love I'
-* > reverseWords('Hello World')
-*  'World Hello'
-* > reverseWords('The Algorithms Javascript')
-*  'Javascript Algorithms The'
-* > reverseWords([])
-*  ! TypeError
-* > reverseWords({})
-*  ! TypeError
-* > reverseWords(null)
-*  ! TypeError
-*/
 const reverseWords = (str) => {
   if (typeof str !== 'string') {
     throw new TypeError('The given value is not a string')